FR2018284A1 - - Google Patents

Info

Publication number
FR2018284A1
FR2018284A1 FR6931662A FR6931662A FR2018284A1 FR 2018284 A1 FR2018284 A1 FR 2018284A1 FR 6931662 A FR6931662 A FR 6931662A FR 6931662 A FR6931662 A FR 6931662A FR 2018284 A1 FR2018284 A1 FR 2018284A1
Authority
FR
France
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
FR6931662A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
British Industrial Sand Ltd
Original Assignee
British Industrial Sand Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by British Industrial Sand Ltd filed Critical British Industrial Sand Ltd
Publication of FR2018284A1 publication Critical patent/FR2018284A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
    • C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
    • C07D233/66—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D233/72—Two oxygen atoms, e.g. hydantoin
    • C07D233/80—Two oxygen atoms, e.g. hydantoin with hetero atoms or acyl radicals directly attached to ring nitrogen atoms
    • C07D233/82—Halogen atoms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
    • B22C5/18—Plants for preparing mould materials
    • B22C5/185—Plants for preparing mould materials comprising a wet reclamation step
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C1/00—Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels
    • C03C1/02—Pretreated ingredients
    • C03C1/022—Purification of silica sand or other minerals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Processing Of Solid Wastes (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
FR6931662A 1968-09-17 1969-09-17 Withdrawn FR2018284A1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB44197/68A GB1223177A (en) 1968-09-17 1968-09-17 The purification of sand

Publications (1)

Publication Number Publication Date
FR2018284A1 true FR2018284A1 (enrdf_load_stackoverflow) 1970-05-29

Family

ID=10432210

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6931662A Withdrawn FR2018284A1 (enrdf_load_stackoverflow) 1968-09-17 1969-09-17

Country Status (7)

Country Link
US (1) US3634032A (enrdf_load_stackoverflow)
DE (1) DE1947039A1 (enrdf_load_stackoverflow)
ES (1) ES371382A1 (enrdf_load_stackoverflow)
FI (1) FI51336C (enrdf_load_stackoverflow)
FR (1) FR2018284A1 (enrdf_load_stackoverflow)
GB (1) GB1223177A (enrdf_load_stackoverflow)
SE (1) SE353070B (enrdf_load_stackoverflow)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4086321A (en) * 1976-06-21 1978-04-25 Carl A. Holley Producing pure iron oxides
DE3128122C2 (de) * 1981-07-16 1985-04-25 Turnmeyer-Werke Gmbh, 5800 Hagen Verriegelungsvorrichtung für Sprungkästen
NL8600283A (nl) * 1986-02-06 1987-09-01 Philips Nv Werkwijze voor het zuiveren van kwartszand.
US4952246A (en) * 1989-08-23 1990-08-28 Dependable Foundry Equipment Company, Inc. Plant and method for reconditioning green foundry sand
FR2782709B1 (fr) * 1998-08-26 2001-02-02 Solvay Procede pour la production de cristaux de chlorure de sodium
US20040142810A1 (en) * 1999-03-23 2004-07-22 Christian Kunert Use of a glass for thermal shock-resistant beverage containers
NO320012B1 (no) * 2003-02-28 2005-10-10 Praktisk Teknologi As System for rokting og oppbevaring av bentiske organismer, i et akvatisk miljo og fremgangsmate for handtering av beholdere for oppbevaring for slike organismer
DE102009032297A1 (de) * 2009-07-09 2011-01-13 Qsil Ag Quarzschmelze Ilmenau Verfahren zur Herstellung eines hochreinen Quarz-Granulates
ES2408854B1 (es) * 2012-06-19 2014-04-24 Industrias Del Cuarzo, S.A. Método de reducción del contenido en óxido de hierro en feldespatos

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2031969A (en) * 1934-08-30 1936-02-25 Macbeth Evans Glass Co Method of purifying glass sand
US2155119A (en) * 1935-08-13 1939-04-18 American Lurgi Corp Process of and apparatus for the thermal decomposition of substances or mixtures of same
US2592580A (en) * 1945-02-09 1952-04-15 Nitralloy Corp Process of preparing iron oxide from ferrous chloride
US2752223A (en) * 1952-01-01 1956-06-26 United Steel Companies Ltd Production of ferric chloride
US2952516A (en) * 1957-05-10 1960-09-13 Int Minerals & Chem Corp Purification of sand
BE620418A (enrdf_load_stackoverflow) * 1961-08-05 1900-01-01
NL132526C (enrdf_load_stackoverflow) * 1965-04-17
US3442608A (en) * 1968-05-06 1969-05-06 Canada Steel Co Regeneration of waste pickle liquors

Also Published As

Publication number Publication date
GB1223177A (en) 1971-02-24
US3634032A (en) 1972-01-11
ES371382A1 (es) 1971-10-16
DE1947039A1 (de) 1970-04-02
SE353070B (enrdf_load_stackoverflow) 1973-01-22
FI51336C (fi) 1976-12-10
FI51336B (enrdf_load_stackoverflow) 1976-08-31

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Legal Events

Date Code Title Description
ST Notification of lapse